thursday, vice president joe biden and president barack obama. use our convention have to make an share video clips. >> in the end, that is what this election is about. do we participate in a politics of cynicism, or to participate in a politics of hope? john kerry called on us to hope. john edwards calls on us to hope. i am not talking about blind optimism, the almost willful ignorance that thinks unemployment will go away if you do not think about it, or our health care crisis will solve itself if we ignore it. i am talking about something more substantial. >> connect with other c-span viewers with twitter and google hangouts/ c-span.org/campaign2012. >> the british house of commons returns from its summer recess this week. you can see prime minister's questions live at 7:00 a.m. eastern on c-span 2, and again at 9:00 p.m. eastern and pacific time. >> next, vice president biden on the campaign trail in green bay, wisconsin. he pointed out differences between the obama administration policy on taxes, medicare, and health care, than those of pres